8 public questions tagged with this topic.
Pentanoic acid (CH₃CH₂CH₂CH₂COOH) forms calcium pentanoate, which decarboxylates to heptan-4-one (CH₃CH₂CH₂COCH₂CH₂CH₃), an eight-carbon ketone.
Ref: NCERT Class 12 Chemistry > Chapter 12: Aldehydes, Ketones and Carboxylic Acids > Topic: Reactions due to α-Hydrogen - Aldol, Cannizzaro and Acidity of Carboxylic Acids
The PDF notes mention that butanoic acid (CH₃CH₂CH₂COOH) has a characteristic rancid butter-like odor.
Ref: NCERT Class 12 Chemistry > Chapter 12: Aldehydes, Ketones and Carboxylic Acids > Topic: Reactions due to α-Hydrogen - Aldol, Cannizzaro and Acidity of Carboxylic Acids
The compound has a 4-carbon chain with a carboxylic acid (butanoic acid) and a methyl group on C-3: 3-methylbutanoic acid.
Ref: NCERT Class 12 Chemistry > Chapter 12: Aldehydes, Ketones and Carboxylic Acids > Topic: Chemical Reactions - Reduction, Oxidation and Tests - Tollens, Fehling, Iodoform
The compound CH₃CH₂CH₂CH₂COOH (pentanoic acid in IUPAC) is historically known as valeric acid in common nomenclature.
Ref: NCERT Class 12 Chemistry > Chapter 12: Aldehydes, Ketones and Carboxylic Acids > Topic: Chemical Reactions - Reduction, Oxidation and Tests - Tollens, Fehling, Iodoform
The compound CH₃CH₂CH₂COOH (butanoic acid in IUPAC) is historically called butyric acid in common nomenclature.
Ref: NCERT Class 12 Chemistry > Chapter 12: Aldehydes, Ketones and Carboxylic Acids > Topic: Chemical Reactions - Reduction, Oxidation and Tests - Tollens, Fehling, Iodoform
Butan-1-ol (CH₃CH₂CH₂CH₂OH), a primary alcohol, is oxidized to butanoic acid (CH₃CH₂CH₂COOH) with KMnO₄, a strong oxidant.
Ref: NCERT Class 12 Chemistry > Chapter 7: Alcohols, Phenols and Ethers > Topic: Preparation of Phenols and Ethers - Williamson and Other Methods
Propan-1-ol (CH₃CH₂CH₂OH), a primary alcohol, is oxidized to propanoic acid (CH₃CH₂COOH) with KMnO₄, a strong oxidizing agent.
Ref: NCERT Class 12 Chemistry > Chapter 7: Alcohols, Phenols and Ethers > Topic: Physical Properties and Acidity of Alcohols and Phenols
CH₃CH₂COOH (propanoic acid) contains the -COOH group, characteristic of carboxylic acids.
Ref: NCERT Class 11 Chemistry > Chapter 8: Organic Chemistry - Some Basic Principles and Techniques > Topic: Electronic Effects - Inductive Mesomeric Hyperconjugation and Resonance
